Fort Collins 7-day weather forecast

Written by:
August 25, 2025
ESOlex // Shutterstock

Fort Collins 7-day weather forecast

Stacker created the forecast for Fort Collins, Colorado using data from OpenWeather. This week's high is 86 °F on Sunday, while the low is 58 °F on Monday. There are expected to be 4 sunny days and rain on 6 days this week.

There are currently no weather alerts.

Monday, August 25

- High of 72 °F, low of 58 °F (64% humidity)
- Overcast with a 100% chance of rain (6 mm of rain)
- Very high risk of harm from sun exposure (8 UV index)
- Light breeze (7 mph wind)
- Sunrise at 6:21 AM, sunset at 7:43 PM
1 / 6
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Tuesday, August 26

- High of 73 °F, low of 60 °F (61% humidity)
- Overcast with a 96% chance of rain (2 mm of rain)
- Very high risk of harm from sun exposure (8 UV index)
- Gentle breeze (8 mph wind)
- Sunrise at 6:22 AM, sunset at 7:42 PM
2 / 6
Deborah Kolb // Shutterstock

Wednesday, August 27

- High of 79 °F, low of 61 °F (49% humidity)
- Partly cloudy with a 100% chance of rain (3 mm of rain)
- Very high risk of harm from sun exposure (8 UV index)
- Gentle breeze (11 mph wind)
- Sunrise at 6:23 AM, sunset at 7:40 PM
3 / 6
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Thursday, August 28

- High of 81 °F, low of 59 °F (48% humidity)
- Sunny with a 95% chance of rain (2 mm of rain)
- Very high risk of harm from sun exposure (9 UV index)
- Moderate breeze (14 mph wind)
- Sunrise at 6:24 AM, sunset at 7:39 PM
4 / 6
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Friday, August 29

- High of 85 °F, low of 59 °F (22% humidity)
- Sunny with a 99% chance of rain (1 mm of rain)
- Very high risk of harm from sun exposure (9 UV index)
- Light breeze (6 mph wind)
- Sunrise at 6:25 AM, sunset at 7:37 PM
5 / 6
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Saturday, August 30

- High of 84 °F, low of 59 °F (21% humidity)
- Fair with a 20% chance of rain (0 mm of rain)
- Very high risk of harm from sun exposure (9 UV index)
- Gentle breeze (10 mph wind)
- Sunrise at 6:26 AM, sunset at 7:36 PM
6 / 6
Matusciac Alexandru // Shutterstock

Sunday, August 31

- High of 86 °F, low of 59 °F (20% humidity)
- Sunny with a 0% chance of rain
- Very high risk of harm from sun exposure (9 UV index)
- Light breeze (5 mph wind)
- Sunrise at 6:26 AM, sunset at 7:34 PM
- First quarter moon

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